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author | Andy Adamson <andros@netapp.com> | 2013-09-10 12:56:29 -0400 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-09-10 13:04:37 -0400 |
commit | 9f79fb4825cd336ba9efbb0d9468f2ef3fd3cbf6 (patch) | |
tree | 8509a2e131253ace082a5710f15acc84ba3802d5 /fs | |
parent | b1b3e136948a2bf4915326acb0d825d7d180753f (diff) | |
download | op-kernel-dev-9f79fb4825cd336ba9efbb0d9468f2ef3fd3cbf6.zip op-kernel-dev-9f79fb4825cd336ba9efbb0d9468f2ef3fd3cbf6.tar.gz |
NFSv4.1 fix decode_free_stateid
The operation status is decoded in decode_op_hdr.
Stop the print_overflow message that is always hit without this patch:
nfs: decode_free_stateid: prematurely hit end of receive buffer. Remaining
buffer length is 0 words.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/nfs/nfs4xdr.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index fbdad9e..79210d2 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -414,7 +414,7 @@ static int nfs4_stat_to_errno(int); #define decode_test_stateid_maxsz (op_decode_hdr_maxsz + 2 + 1) #define encode_free_stateid_maxsz (op_encode_hdr_maxsz + 1 + \ XDR_QUADLEN(NFS4_STATEID_SIZE)) -#define decode_free_stateid_maxsz (op_decode_hdr_maxsz + 1) +#define decode_free_stateid_maxsz (op_decode_hdr_maxsz) #else /* CONFIG_NFS_V4_1 */ #define encode_sequence_maxsz 0 #define decode_sequence_maxsz 0 @@ -5966,21 +5966,8 @@ out: static int decode_free_stateid(struct xdr_stream *xdr, struct nfs41_free_stateid_res *res) { - __be32 *p; - int status; - - status = decode_op_hdr(xdr, OP_FREE_STATEID); - if (status) - return status; - - p = xdr_inline_decode(xdr, 4); - if (unlikely(!p)) - goto out_overflow; - res->status = be32_to_cpup(p++); + res->status = decode_op_hdr(xdr, OP_FREE_STATEID); return res->status; -out_overflow: - print_overflow_msg(__func__, xdr); - return -EIO; } #endif /* CONFIG_NFS_V4_1 */ |